User Manual

6. Diagnosis and fault display
6−13
Festo GDCP−SFC−LACI−DN−EN en 0812NH
Error Fault no.
*)
PNUPossible cause and remedy
DeviceNet Init
Parameter
Incorrect configuration of the bus parameters PNU 207
0x0001
121
CAN_BUS_OFF The CAN controller has detected a switched−off bus PNU 207
0x0010
122
RX_QUEUE_
OVERRUN
More PDOs were received than could be processed
(stack fault)
PNU 207
0x0004
123
TX_QUEUE_
OVERRUN
Not all the PDOs to be sent could be sent:
Bus load too high? (stack fault)
PNU 207
0x0008
CAN_CONTROLLER
_QUEUE_OVERRUN
CAN controller fault PNU 207
0x0020
DUP_MAC_ERROR Double MAC ID recognized PNU 207
0x0002
124
DN_RESET DeviceNet has been reset PNU 207
0x0040
BUS_SENSE_
ERROR
Faulty bus supply PNU 207
0x0080
122
*)
Fault number in the diagnostic memory, see section 6.4.2.
Tab.6/6:Fault messages